PHYLUM MOLLUSCA FOR CBSE STUDENTS

 MOLLUSCA

• Symmetry: Bilateral, Triploblastic, Coelomate
• Key features:
• Soft body covered by mantle
• Muscular foot for movement
• Radula (in some) for feeding
• Open circulatory system (except cephalopods)
• Examples: Pila (apple snail), Octopus, Unio

PILA

OCTOPUS